usb-misc: sisusbvga: fix spelling mistake: "asymmeric" -> "asymmetric"

Trivial fix to spelling mistake in text string
Signed-off-by: NColin Ian King <colin.king@canonical.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/usb/misc/sisusbvga/sisusb.c

@@ -2107,7 +2107,7 @@ static void sisusb_get_ramconfig(struct sisusb_usb_data *sisusb)
 		bw = busSDR[(tmp8 & 0x03)];
 		break;
 	case 2:
-		ramtypetext1 = "asymmeric";
+		ramtypetext1 = "asymmetric";
 		sisusb->vramsize += sisusb->vramsize/2;
 		bw = busDDRA[(tmp8 & 0x03)];
 		break;